Ck60 1.1221 - DIN 1652-1963

Grade	Ck60
Germany W-Nr.	1.1221
Corresponding Standard	DIN 1652-1963 Bright non-alloy steel - Technical delivery conditions
Classification	Carbon Steel

Ck60 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	N ^*
Minimum Value	0.57	0.15	0.5	-	-	-
Maximum Value	0.65	0.35	0.8	0.035	0.035	0.01

Ck60 Mechanical Properties

thickness d mm	Mark	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Reduction of Area ψ %	Hardness HBW
t≤5	Ck60 K	Cold Drawing + No Heat Treatment (K)	≥900	≥740	≥4
5<t≤10		Cold Drawing + No Heat Treatment (K)	≥850	≥660	≥5
10<t≤16		Cold Drawing + No Heat Treatment (K)	≥800	≥550	≥6
16<t≤25		Cold Drawing + No Heat Treatment (K)	≥800	≥510	≥6
25<t≤40		Cold Drawing + No Heat Treatment (K)	≥750	≥440	≥7
40<t≤100		Cold Drawing + No Heat Treatment (K)	≥700	≥330	≥8
t>100		Cold Drawing + No Heat Treatment (K)	≥700	≥330	≥8
All Sizes	Ck60 K+G；Ck60 SH+G	Cold Drawn + Softening Annealing (K+G) or Pickling + Softening (SH+G)					≤243HB30
t≤100	Ck60 K+N；Ck60 SH+N	Cold Drawing + Normalizing (K+N) or Pickling + Normalizing (SH+N)	700~850	≥390	≥15
t>100		Cold Drawing + Normalizing (K+N) or Pickling + Normalizing (SH+N)	By Agreement	By Agreement	By Agreement
t≤16	Ck60 K+V；Ck60 SH+V	Cold Drawn + Quenched and Tempered (K+V) or Descaled + Quenched and Tempered (SH+V)	850~1050	≥570	≥12	≥25
16<t≤40		Cold Drawn + Quenched and Tempered (K+V) or Descaled + Quenched and Tempered (SH+V)	750~900	≥490	≥14	≥30
40<t≤100		Cold Drawn + Quenched and Tempered (K+V) or Descaled + Quenched and Tempered (SH+V)	700~850	≥440	≥15	≥35
t>100		Cold Drawn + Quenched and Tempered (K+V) or Descaled + Quenched and Tempered (SH+V)	By Agreement	By Agreement	By Agreement	By Agreement

1 Approximate Comparison Table High-Quality Carbon Structural Steel

China		United States		International Organization for Standardization	Germany		France	Russia	Sweden	United Kingdom
GB	ISC	ASTM/AISI	UNS	ISO	DIN EN/DIN	W-Nr.	NF EN/NF	GOST	SS	BS EN/BS
60	U20602	1060	G10600	C60E4	C60E Ck60	1.1221	C60E XC60	60	1678	C60E 070M60

2 Approximate Comparison Table High-Quality Carbon Structural Steel

China	Japan	International Organization for Standardization	Germany	France	European Standard		Russia	United Kingdom
GB	JIS	ISO	DIN EN/DIN	NF EN/NF	EN	Numerical Grade	GOST	BS EN/BS
60	S58C	C60E4	Ck60	XC60	C60E	1.1221	60 60G	070M60 CS60

Ck60 Corresponding Standards(Same grade name, different standards)

Note: The data is for reference only! If you have any questions, please fill out "I want to correct it"!